The College Park Line, designated Route 83, 83X, & 86 is a daily bus route operated by the Washington Metropolitan Area Transit Authority between the Rhode Island Avenue Station, which is served by Red Line of the Washington Metro, and the Cherry Hill Park Campground in College Park, MD (83, 83X) or Calverton (4061 Center Park Office Park Roadway) (86). 83X is a complementary, seasonal Metrobus route that only operates on short trips between the College Park–University of Maryland station & Cherry Hill Campground, via 83's routing. 83 is shortened to only operate on short trips between Rhode Island Avenue station and Mount Rainier, MD, during late nights daily. 83 & 86 mainly operate on the U.S. Route 1 corridor between Rhode Island Avenue in Northeast Washington D.C. & College Park, Maryl